The use of ethanol as an additive to gasoline fuel is becoming a common phenomenon. It helps solve the energy crisis and environmental issues that fossil fuel has brought about. However, when dissolved in motor oil, ethanol would dilute motor oil...

The goal of this research is to study the neutralization of sulfuric acid by engine oils, and more specifically study how the presence of different oil additives affects the acid-neutralizing performance of engine oils by using capillary...

Regression models in medical research are widely used for prediction. When predicting the response at a future randomly chosen covariate vector x, problems can arise. The fit of a regression model to new data is nearly always worse than its fit to...